| Patents for C21D 11 - Process control or regulation for heat treatments (3,719) |
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| 10/19/2011 | CN202011892U Vertical displacement tracking device |
| 10/19/2011 | CN102220469A Heat treatment process during production of drill collar for petroleum well drilling |
| 10/19/2011 | CN102220459A Heat process capable of lowering ductile-brittle transition temperature and intergranular fracture ratio of turbine blades |
| 10/18/2011 | US8038934 High-strength spring steel excellent in brittle fracture resistance and method for producing same |
| 10/13/2011 | US20110247729 Method for improving residual stress in pipe and method for construction management |
| 10/12/2011 | EP2121209B1 Method for assisting at least partially manual control of a metal processing line |
| 10/12/2011 | CN102212745A High-plasticity 780MPa-level cold rolled dual-phase steel and preparation method thereof |
| 10/12/2011 | CN102212673A Control method of decarburization of continuously cast bloom for spring steel wire rods |
| 10/12/2011 | CN101428292B Method of manufacturing high-strength hot rolled ribbed steel bar |
| 10/11/2011 | CA2469073C Method and device for controlled straightening and cooling of wide metal strip, especially steel strip or sheet, running out of a hot-rolled strip mill |
| 10/06/2011 | US20110240177 Device and method for hardening metallic work pieces |
| 10/06/2011 | US20110240176 High-strength cold-rolled steel sheet having excellent formability, high-strength galvanized steel sheet, and methods for manufacturing the same |
| 10/05/2011 | CN201999972U Curve control template for heat treatment of natural gas furnace instrument |
| 10/05/2011 | CN101698902B Quenching method for integral cast steel supporting roll |
| 10/05/2011 | CN101525683B Heat-treated steel plate cooling device and cooling control method thereof |
| 09/28/2011 | CN101660025B Medium frequency induction hardening process of super large diameter bearing steel castings |
| 09/27/2011 | US8025982 High-strength hot dip galvannealed steel sheet having high powdering resistance and method for producing the same |
| 09/21/2011 | CN102191358A GCr15 high-carbon chromium bearing steel hot forging billet waste heat temperature control ball annealing technology |
| 09/21/2011 | CN101698926B Automobile beam steel and temperature control method thereof |
| 09/21/2011 | CN101691626B Production method of pre-hardened high-speed steel products and production device thereof |
| 09/21/2011 | CN101148691B Steel/steel composite wire material and anneal manufacturing method thereof |
| 09/07/2011 | CN101610856B Method for assisting at least partially manual control of a metal processing line |
| 09/01/2011 | WO2011104103A2 Method for cooling sheet metal by means of a cooling section, cooling section and control device for a cooling section |
| 08/31/2011 | EP2361699A1 Method for cooling sheet metal with a cooling section, cooling section and control and/or regulating device for a cooling section |
| 08/31/2011 | CN201952457U Nuclear level pipe full-hydrogen heat treatment furnace |
| 08/31/2011 | CN101760602B Large-scale thin wall gear ring quenching deformation control method |
| 08/31/2011 | CN101152689B Renovation technology for ladle |
| 08/24/2011 | CN102162027A Artificial aging testing method for hot-rolled 82B coil rods |
| 08/24/2011 | CN101660037B Computer numerically-controlled heat treatment equipment for elastic material |
| 08/24/2011 | CN101638717B Method for determining master-slave control proportional factor of hot rolling heating furnace |
| 08/18/2011 | US20110197709 Agitation device, melting apparatus and melting method |
| 08/17/2011 | CN102154543A Method for pre-warning tension fall of HF (High Frequency) section of cold-rolling continuous annealing furnace |
| 08/17/2011 | CN102154537A Composite carbon tool steel/plain carbon steel metallurgical lining board with high resistance, high uniformity and long service life |
| 08/17/2011 | CN101275179B Heat treatment process for automobile drive axle housing |
| 08/11/2011 | WO2011095571A2 Method for producing astaxanthin dimethyl disuccinate |
| 08/11/2011 | WO2011095265A2 Hot rolling train for rolling hot-rolled strip, method for operating a hot rolling train for rolling hot-rolled strip, and control device |
| 08/11/2011 | US20110193273 Process and apparatus for producing semi-solidified slurry of iron alloy |
| 08/11/2011 | US20110192503 Method for controlling variations of al-ti-c alloy grain refinement ability through controlling compression ratio |
| 08/10/2011 | EP2353742A1 Heat rolling train for rolling hot rolled strips, method for operating same to roll hot rolled strips, control and/or regulating device |
| 08/10/2011 | CN201924041U 激光表面强化过程检测装置 Laser surface hardening process detection device |
| 08/04/2011 | US20110187031 Device and method for heating a metal material |
| 08/04/2011 | US20110186185 High strength steel sheet excellent in formability and method producing the same |
| 08/04/2011 | US20110186184 Ferritic stainless steel casting and sheet and method for producing the same |
| 08/03/2011 | CN201915121U 铁素体区轧制温度控制系统 Ferrite region rolling temperature control system |
| 08/03/2011 | CN102140609A Composite silicon and aluminum-added 590MPa-level transformation-induced plasticity steel and preparation method |
| 07/27/2011 | CN1891395B Induction hardened blade |
| 07/27/2011 | CN102134637A Method for refining grains of large medium high alloy steel forgings |
| 07/27/2011 | CN102134636A Method for monitoring deviation of steel belt in annealing furnace |
| 07/21/2011 | DE10261710B4 Verfahren zur Oberflächenbehandlung einer Welle A process for surface treatment of a shaft |
| 07/20/2011 | CN102127632A Heating process of CSP (Compact Strip Production) roller-hearth soaking furnace |
| 07/20/2011 | CN102127628A Overall thermal treatment process for large-sized pipeline |
| 07/20/2011 | CN101823193B Machining technology of slide plate special for passengers |
| 07/20/2011 | CN101665864B Production method of high speed steel prehardening materials |
| 07/20/2011 | CN101545032B Method for realizing evenly cooling of strip steel |
| 07/20/2011 | CN101376946B Manufacturing method of straight welding petroleum casing pipe of steel for 110ksi steel grade |
| 07/20/2011 | CN101376943B Manufacturing method of straight welding petroleum casing pipe of steel for 80ksi steel grade |
| 07/14/2011 | US20110171058 Process for manufacturing ni-base alloy and ni-base alloy |
| 07/13/2011 | EP1979495B1 Process for the heat treatment of steel strips |
| 07/13/2011 | CN101701286B Method for controlling heat treatment deformation of high-power locomotive traction driven gear |
| 07/13/2011 | CN101328559B Steel for low yield ratio petroleum case pipe, petroleum case pipe and manufacturing method thereof |
| 07/07/2011 | US20110162760 Method of producing cold-rolled steel sheet |
| 07/06/2011 | CN102115812A Prompt tempering heat treatment method for Q690D steel |
| 07/06/2011 | CN102115809A Environment-friendly heat treatment process for large shaft forgings |
| 06/29/2011 | CN102107210A Method for producing stainless steel band of heating pipe |
| 06/29/2011 | CN102107209A Method for producing stainless steel band of automobile exhaust pipe |
| 06/29/2011 | CN101693944B Material tracing and control method in roller hearth heat-treated furnace |
| 06/29/2011 | CN101623746B Method for preventing lining plate of ball grinder from cracking |
| 06/29/2011 | CN101597677B Softening method for reducing hardness of seamless steel tube |
| 06/23/2011 | US20110146849 Method of producing a high tenacity metal wire material |
| 06/22/2011 | EP2336372A2 Method and device for regulating process gases for the thermoforming of metallic materials/workpieces in industrial ovens |
| 06/22/2011 | DE102009058642A1 Verfahren und Einrichtung zur Regelung von Prozessgasen für Wärmebehandlungen von metallischen Werkstoffen/Werkstücken in Industrieöfen Method and apparatus for control of process gases for heat treatment of metallic materials / workpieces in industrial furnaces |
| 06/22/2011 | CN101701287B Method for controlling automatic equidistant steel tapping of heating furnace |
| 06/15/2011 | CN101733303B Method for making 17-7PH thick wall seamless pipe |
| 06/15/2011 | CN101432451B Method for reducing drapes on straps caused by heat in continuous heat-treatment lines |
| 06/15/2011 | CN101376945B 2000MPa grade superhigh intensity high tenacity steel plate and manufacturing method thereof |
| 06/15/2011 | CN101165195B Method for thinning steel microscopic structure of crank axle for vessel |
| 06/09/2011 | WO2011067315A1 Hot rolling mill and method for hot rolling a metal strip or sheet |
| 06/09/2011 | US20110132501 Martensitic stainless steel seamless tube for oil country tubular goods and manufacturing method thereof |
| 06/08/2011 | CN102089873A Workpiece breakage prevention method and apparatus |
| 06/08/2011 | CN101693941B Method for quenching medium and low carbon alloy structural steel workpieces |
| 06/08/2011 | CN101066576B Aluminium foil base material producing process |
| 06/02/2011 | US20110126944 Thick-walled high-strength hot rolled steel sheet with excellent low-temperature toughness and method for producing same |
| 06/01/2011 | CN102080155A Method for recording temperature curve in heavy rail steel billet heating process |
| 06/01/2011 | CN102078887A Production method of aluminum-magnesium alloy strip for cosmetic packaging shell |
| 06/01/2011 | CN101705345B Process method for improving ductility and toughness of Cr-containing high-strength steel by utilizing carbon distribution |
| 06/01/2011 | CN101560587B Composite impact material surface strengthening method and device |
| 06/01/2011 | CN101412144B Welding procedure of 0Cr11Ni2MoNbV thick plate material buried arc welding automatic arc welding |
| 06/01/2011 | CN101008069B Nitrocarburized microalloyed steel member |
| 05/25/2011 | CN201842873U Heat treatment furnace with controllable cooling speed |
| 05/25/2011 | CN102069345A Method for manufacturing large-specification steel pipe retained mandrel |
| 05/25/2011 | CN101168797B Excellent carbon-steel on-line forecasting and tissue sorbitizing controlling method |
| 05/19/2011 | US20110114231 Steel filament patented in bismuth |
| 05/19/2011 | US20110114227 Grain refinement of metallic components by controlled strain path change |
| 05/18/2011 | CN101654732B Full-automatic production line for synchronous furnace multi-band bright quenching of bimetal band saw blades |
| 05/18/2011 | CN101623700B Method for producing medium-carbon steel hot-rolled steel sheet |
| 05/18/2011 | CN101586178B Process and apparatus for heat treatment |
| 05/12/2011 | WO2011056960A1 Louvered hot zone for a vacuum heat treating furnace |
| 05/12/2011 | WO2011054571A1 Manufacturing galvannealed sheets by heat-treating electrolytically finished sheets |
| 05/12/2011 | US20110108167 Nano-crystalline, magnetic alloy, its production method, alloy ribbon and magnetic part |
| 05/11/2011 | EP2319945A2 Integrated metal processing facility |